StrainSforz Sharp 1

MAIN WINDOW.xaml

 using System;

using System.Collections;

using System.Collections.Generic;

using System.Linq;

using System.Runtime.ConstrainedExecution;

using System.Text;

using System.Threading.Tasks;

using System.Windows;

using System.Windows.Controls;

using System.Windows.Data;

using System.Windows.Documents;

using System.Windows.Input;

using System.Windows.Media;

using System.Windows.Media.Imaging;

using System.Windows.Navigation;

using System.Windows.Shapes;

namespace Sforzo

{

    /// <summary>

    /// Interaction logic for MainWindow.xaml

    /// </summary>

    public partial class MainWindow : Window

    {

        private static List <int> numberList = new List<int>();

        public MainWindow()

        {

            InitializeComponent();

        }

        private void insertButton_Click(object sender, RoutedEventArgs e)

        {

            string textbox1Content = TexBox1.Text;

            if (int.TryParse(textbox1Content, out int number))

            {

             

                textBoxArea1.AppendText(textbox1Content);

                textBoxArea1.AppendText(Environment.NewLine);

                numberList.Add(number);

            }

        }

       

        private void keepButton_Click(object sender, RoutedEventArgs e)

        {

            textBoxArea2.Text = "";

            var predicate = new Predicate<int>(isEven);

            var even = numberList.FindAll(predicate);

            foreach( var n in even)

            {

                textBoxArea2.AppendText(n+"");

                textBoxArea2.AppendText(Environment.NewLine);

            }

        }

        private void discard_Button_Click(object sender, RoutedEventArgs e)

        {

            textBoxArea2.Text = "";

            var predicate = new Predicate<int>(isOdd);

            var odd = numberList.FindAll(predicate);

            foreach (var n in odd)

            {

                textBoxArea2.AppendText(n + "");

                textBoxArea2.AppendText(Environment.NewLine);

            }

        }

        private bool isEven(int num)

        {

            return num % 2 == 0;

        }

        private bool isOdd(int num)

        {

            return num % 2 == 1;

        }

    }

}